QSC Audio CMX 800V Stereo Amplifier User Manual


 
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Introduction
These rugged, fan-cooled, 2-channel, 2RU amplifiers provide high-value performance and power in a strong, compact chassis. The series comprises
four models: the CMX 300V, CMX 500V, CMX 800V and CMX 2000V. The CMX 2000V is covered in a separate manual.
Features
• Independent, user-defeatable clip limiters
• Fully selectable low-frequency filtering; choice of 30 or 50 Hz roll-off
• Stereo (dual-channel), parallel-input, or Bridge Mono operating modes
• Balanced inputs — XLR, ¼" (6.3 mm) TRS, and barrier strip
• Pluggable terminal block and Speakon™ outputs
• 21 detent gain knobs
• Front panel LED indicators for signal and clip and power
• Attenuation control security plate
Stereo mode, both channels driven
CMX
300V
CMX
500V
CMX
800V
8Ω / FTC 20 Hz –20 kHz / 0.1% THD 185 W 260 W 450 W
8Ω /EIA 1 kHz / 0.1% THD 200 W 300 W 500 W
4Ω / FTC 20 Hz – 20 kHz / 0.1% THD 280 W 400 W 650 W
4Ω /EIA 1 kHz / 0.5% THD 300 W 500 W 800 W
2Ω /EIA 1 kHz / 1% THD 430 W 700 W 1200 W
70V Direct Drive /EIA 1 kHz / 1% THD - - 400 W
Front Panel
1. Power switch
2. Power indicator LED
3. Cooling vents
4. Clip and Signal indicator LEDs, (Channel 1)
5. Attenuation control (Channel 1)
6. Clip and Signal indicator LEDs, (Channel 2)
7. Attenuation control (Channel 2)
8. Lockout plate retention screw
– Figure 1 –
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– Table 1 –
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